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IRIDIUM 172, 43927

Orbit data source: Space-Track

IRIDIUM 172, 43927 is a payload satellite owned by Iridium (US) in LEO that was launched on Fri, 11 Jan 2019 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

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Iframe URL

https://www.satcat.com/sats-embedded/43927?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

43927, 2019-002F

Orbit

LEO

Last TLE update

9 hours ago

Origin

Iridium Communications Inc. (US)

Manufacturer

NGIS SSG Gilbert

Mission

Operational Commercial Communications

Bus & Motor

ELITEBUS, Unknown motor

Mass

860 kg wet, 700 kg dry

Launch date (UTC)

2019-01-11 (6 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Trap Box + 2 Pan, 9.4 m

Radar Cross Section

14.423 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 9 hours ago

0 IRIDIUM 172
1 43927U 19002F   25182.87262728  .00000061  00000-0  14652-4 0  9996
2 43927  86.3989 140.0262 0002488  90.6270 269.5211 14.34217983338755

Epoch: 2025-07-01T20:56Z

TLE epoch observation values (Epoch: 2025-07-01T20:56:34.997Z)

Latitude

0.00002°

Longitude

-94.28146°

Altitude

780.733 km

Speed

7.463 km/s

True Right ascension

09h 20m 06s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-44.88532°

Longitude

89.12933°

Altitude

796.338 km

Speed

7.453 km/s

Apparent Right ascension

01h 39m 36s

Apparent Declination

-64° 04' 09"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

18:03:18

Azimuth

145.24° SSE

Elevation

-45.552°

Doppler factor

Orbital elements

Apogee altitude

776.41 km

Perigee altitude

772.851 km

Semi-major axis

7,152.768 km

Eccentricity

0.00025

Inclination

86.3989°

RAAN

140.0262°

Arg. of periapsis

90.627°

True anomaly

Unknown

Mean anomaly

269.5211°

Eccentric anomaly

Unknown

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

0.000014652

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Other satellites on launch #2 in the year 2019 (2019-01-11 UTC)

IRIDIUM 172 Visibility forecast

Observer location: undefined°, undefined°

Span	Click to sort rows by Start time (UTC) header in descending order	Start Az.	Max El. time (UTC)	Max El. Az.	Max El.	End time (UTC)	End Az.
9 mins	2025-07-02 09:14:35.250Z	0.932° NNE	2025-07-02 09:18:35.250Z	47.972° ENE	44.168°	2025-07-02 09:23:35.250Z	174.212° S
5 mins	2025-07-02 20:32:35.250Z	106.96° ESE	2025-07-02 20:34:35.250Z	79.082° E	17.624°	2025-07-02 20:37:35.250Z	41.14° NE
8 mins	2025-07-02 22:11:35.250Z	210.912° SW	2025-07-02 22:14:35.250Z	267.634° W	36.227°	2025-07-02 22:19:35.250Z	349.743° N

Authenticating...

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Check out IRIDIUM 172, 43927 on other resources

View IRIDIUM 172, 43927 on NASA - NSSDCA Website

View IRIDIUM 172, 43927 on Heavens-Above

View IRIDIUM 172, 43927 on Keep Track

View IRIDIUM 172, 43927 on Celestrak

View IRIDIUM 172, 43927 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.